Cynthia

energy sources

10 cards·by hannah

science

What is energy?

Energy is what makes matter move or change.

What is potential energy?

Potential energy is energy that is stored and is not being used at the moment.

What is kinetic energy?

Kinetic energy is when potential energy is being transfer to kinetic energy.

What is chemical energy?

Chemical energy is in foods that the human body uses to do activities.

What is electrical energy?

Electrical energy is in power plants and batteries that we use daily.

Where do our main source of light energy come from?

The sun.

Where does mechanical energy come from?

Mostly wind, moving water, airplanes, and sound waves.

How does thermal energy happen?

Thermal energy happens when atoms causes heat which makes thermal energy.

How does nuclear energy happen?

Nuclear energy happens when nuclear energy is released from inside the atoms when they are broken apart that causes nuclear energy.

How long does it take for fossil fuel to form

A few million years.